?:authorAffiliation
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[\'Department of Obstetrics and Gynecology, North York General Hospital, University of Toronto, Toronto, ON, Canada.\', \'Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, ON, Canada.\', \'Infection Prevention and Control, North York General Hospital, University of Toronto, Toronto, ON, Canada.\']
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